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SMAJ4737A-TP
Product Overview
Category
The SMAJ4737A-TP belongs to the category of transient voltage suppressor diodes.
Use
It is used to protect sensitive electronic devices from voltage transients induced by lightning, inductive load switching, and electrostatic discharge.
Characteristics
- Low clamping voltage
- Fast response time
- High surge capability
Package
The SMAJ4737A-TP is typically available in a DO-214AC (SMA) package.
Essence
The essence of the SMAJ4737A-TP lies in its ability to divert excessive current away from sensitive components, thereby safeguarding them from damage.
Packaging/Quantity
It is commonly packaged in reels with quantities varying based on manufacturer specifications.
Specifications
- Standoff Voltage: 43.7V
- Breakdown Voltage: 48.5V
- Maximum Reverse Leakage Current: 1µA
- Peak Pulse Power Dissipation: 400W
- Operating Temperature Range: -55°C to 150°C
Detailed Pin Configuration
The SMAJ4737A-TP typically has two pins, with the anode connected to the positive side and the cathode connected to the negative side.
Functional Features
- Transient voltage suppression
- Bidirectional clamping capability
- Low incremental surge resistance
Advantages
- Provides robust protection against voltage transients
- Fast response time ensures minimal impact on the protected circuit
- Compact size for easy integration into circuit designs
Disadvantages
- Clamping voltage may be higher than some alternative models
- Limited to specific voltage ranges
Working Principles
When a transient voltage spike occurs, the SMAJ4737A-TP conducts current to ground, limiting the voltage across the protected circuit.
Detailed Application Field Plans
The SMAJ4737A-TP is commonly used in: - Telecommunication equipment - Automotive electronics - Industrial control systems - Power supplies - Consumer electronics
Detailed and Complete Alternative Models
Some alternative models to the SMAJ4737A-TP include: - P6KE39CA - 1.5KE47CA - SMBJ47CA
In conclusion, the SMAJ4737A-TP is a crucial component in protecting electronic devices from voltage transients, offering fast response times and high surge capabilities. Its application spans across various industries, making it an essential part of modern electronic designs.
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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням SMAJ4737A-TP у технічних рішеннях
What is the maximum reverse voltage rating of SMAJ4737A-TP?
- The maximum reverse voltage rating of SMAJ4737A-TP is 37V.
What is the typical clamping voltage of SMAJ4737A-TP?
- The typical clamping voltage of SMAJ4737A-TP is 60.1V at 10A.
What is the peak pulse current capability of SMAJ4737A-TP?
- The peak pulse current capability of SMAJ4737A-TP is 30.5A.
What is the breakdown voltage of SMAJ4737A-TP?
- The breakdown voltage of SMAJ4737A-TP is typically 41.2V.
What are the applications of SMAJ4737A-TP?
- SMAJ4737A-TP is commonly used in surge protection for sensitive electronics, such as telecommunication equipment, industrial control systems, and automotive electronics.
What is the response time of SMAJ4737A-TP?
- The response time of SMAJ4737A-TP is very fast, typically responding within nanoseconds to transient voltage surges.
Is SMAJ4737A-TP suitable for high-speed data lines?
- Yes, SMAJ4737A-TP is suitable for protecting high-speed data lines, such as USB, Ethernet, and HDMI interfaces.
Does SMAJ4737A-TP require any external components for proper operation?
- No, SMAJ4737A-TP does not require any external components for its basic surge protection function.
What is the operating temperature range of SMAJ4737A-TP?
- The operating temperature range of SMAJ4737A-TP is typically -55°C to 150°C.
Is SMAJ4737A-TP RoHS compliant?
- Yes, SMAJ4737A-TP is RoHS compliant, making it suitable for use in environmentally conscious designs.